Base | Representation |
---|---|
bin | 10010010010101011110… |
… | …11010100101111010111 |
3 | 2020002021201111120102222 |
4 | 21021111323110233113 |
5 | 40244140222340043 |
6 | 1200422042452555 |
7 | 63256661664536 |
oct | 11112573245727 |
9 | 2202251446388 |
10 | 628506840023 |
11 | 2226037a9417 |
12 | a198580415b |
13 | 4736388679a |
14 | 225c428a31d |
15 | 1153784dd68 |
hex | 9255ed4bd7 |
628506840023 has 8 divisors (see below), whose sum is σ = 642120978240. Its totient is φ = 615038307840.
The previous prime is 628506840001. The next prime is 628506840067. The reversal of 628506840023 is 320048605826.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 628506840023 - 236 = 559787363287 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (628506840223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36392783 + ... + 36410048.
It is an arithmetic number, because the mean of its divisors is an integer number (80265122280).
Almost surely, 2628506840023 is an apocalyptic number.
628506840023 is a deficient number, since it is larger than the sum of its proper divisors (13614138217).
628506840023 is an equidigital number, since it uses as much as digits as its factorization.
628506840023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72803017.
The product of its (nonzero) digits is 552960, while the sum is 44.
The spelling of 628506840023 in words is "six hundred twenty-eight billion, five hundred six million, eight hundred forty thousand, twenty-three".
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